2x^2+9x-396=0

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Solution for 2x^2+9x-396=0 equation:


Simplifying
2x2 + 9x + -396 = 0

Reorder the terms:
-396 + 9x + 2x2 = 0

Solving
-396 + 9x + 2x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-33 + -2x)(12 + -1x) = 0

Subproblem 1

Set the factor '(-33 + -2x)' equal to zero and attempt to solve: Simplifying -33 + -2x = 0 Solving -33 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '33' to each side of the equation. -33 + 33 + -2x = 0 + 33 Combine like terms: -33 + 33 = 0 0 + -2x = 0 + 33 -2x = 0 + 33 Combine like terms: 0 + 33 = 33 -2x = 33 Divide each side by '-2'. x = -16.5 Simplifying x = -16.5

Subproblem 2

Set the factor '(12 + -1x)' equal to zero and attempt to solve: Simplifying 12 + -1x = 0 Solving 12 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + -1x = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1x = 0 + -12 -1x = 0 + -12 Combine like terms: 0 + -12 = -12 -1x = -12 Divide each side by '-1'. x = 12 Simplifying x = 12

Solution

x = {-16.5, 12}

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